Finding the Fourth Proportional to 89,766.80, 123,880.82 and 49,481.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,766.80 : 123,880.82 = 49,481.06 : x
2. Step 2: Convert to fraction form
   89,766.80/123,880.82 = 49,481.06/x
3. Step 3: Cross multiply
   89,766.80x = 123,880.82 × 49,481.06
4. Step 4: Simplify right side
   89,766.80x = 6,129,754,287.27
5. Step 5: Solve for x
   x = 6,129,754,287.27/89,766.80
6. Step 6: Final answer
   x = 68,285.32